Maternal History of Childhood Abuse and Risk of Asthma and Allergy in 2-Year-Old Children. Tomfohr-Madsen LM1, Bayrampour H, Tough S. Author information Abstract OBJECTIVES: Exposure to child abuse (CA) is associated with an increased risk of developing asthma and allergies; it is unknown if that risk is present across generations. This study investigated if 2-year-old children born to mothers with a history of CA were at an increased risk of receiving a diagnosis of asthma or allergies. METHODS: Data from 1,551 participants were collected as part of the All Our Babies (AOB) study, a prospective pregnancy cohort. for more info click on News Bugle internationalgme.org<http://internationalgme.org>